Maituo Intelligent Technology Co.，Ltd
| Payment Terms | T/T,Western Union |
| Appearance | Silver-gray |
| Indicator Function | Power, signal transmission |
| Packaging Details | Carton |
| Power Consumption | Approximately 6mA |
| Application | Residential Buildings Office Buildings |
| Bus Protocol | Supports KNX wired bus protocol |
| Delivery Time | 7 Days |
| Construction | plastic construction |
| Material | High-quality aluminium alloy |
| Voltage | 24V AC/DC rated |
| Touchscreen | 2.8-inch color TFT screen |
| Certification | CE RoHS |
| Place of Origin | EU |
| Model Number | S55720-S208 |
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Product Specification
| Payment Terms | T/T,Western Union | Appearance | Silver-gray |
| Indicator Function | Power, signal transmission | Packaging Details | Carton |
| Power Consumption | Approximately 6mA | Application | Residential Buildings Office Buildings |
| Bus Protocol | Supports KNX wired bus protocol | Delivery Time | 7 Days |
| Construction | plastic construction | Material | High-quality aluminium alloy |
| Voltage | 24V AC/DC rated | Touchscreen | 2.8-inch color TFT screen |
| Certification | CE RoHS | Place of Origin | EU |
| Model Number | S55720-S208 |
The AQR2576NH is a KNX base module with a built-in maintenance-free NDIR CO2 sensor, built to UK British Standard dimensions and designed to plug onto AQR253x front modules. Powered via KNX bus with S-Mode and PL-Link, it delivers CO2 monitoring, demand-controlled ventilation, and PID-based climate management for British-standard KNX building automation systems.
| Communication | KNX S-Mode, KNX PL-Link |
|---|---|
| CO2 Sensor | NDIR type, maintenance-free and recalibration-free |
| CO2 Measuring Range | 0...5000 ppm |
| Analog Inputs | 1 x passive NTC 10k temperature sensor (room, floor, or ceiling) |
| Digital Inputs | 2 x potential-free contacts (window contacts or pushbuttons) |
| Power Supply | KNX bus, DC 21...29 V, bus load < 5 mA |
| Temperature Control | PID algorithm; continuous positioning 0...100% or PWM On/Off; pure heating and combined heating/cooling modes |
| Ventilation Control | 3 settable switching steps for humidity and CO2; 3 On/Off signal objects or one 0...100% positioning object for ventilation actuator |
| Setpoints | Temperature, humidity, and CO2 adjustable via KNX bus |
| Bus Coupler | Integrated with programming button and LED for ETS commissioning |
| Mechanical Design | UK (British Standard) |
| Dimensions (WxHxD) | 71 x 71 x 45 mm |
| Data Sheet | N1411 |
| Warranty | 60 months |
Company Details
Business Type:
Manufacturer,Seller,Trading Company,Exporter
Year Established:
2015
Total Annual:
800000 USD-1000000
Employee Number:
50~80
Ecer Certification：
Verified Supplier
Maituo Intelligent Technology Co., Ltd. has been a professional provider of Building and Home Automation Solutions in China since our establishment. With a focus on delivering intelligent, integrated systems for both commercial buildings and residential spaces, we have forged a strong reputation by ... Maituo Intelligent Technology Co., Ltd. has been a professional provider of Building and Home Automation Solutions in China since our establishment. With a focus on delivering intelligent, integrated systems for both commercial buildings and residential spaces, we have forged a strong reputation by ...
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